Answers

Subtract 80/98 from 35/72

35/72 - 80/98 is -1165/3528.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 98 is 3528
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3528
2. For the 1st fraction, since 72 × 49 = 3528,
   35/72 = 35 × 49/72 × 49 = 1715/3528
3. Likewise, for the 2nd fraction, since 98 × 36 = 3528,
   80/98 = 80 × 36/98 × 36 = 2880/3528
4. Subtract the two like fractions:
   1715/3528 - 2880/3528 = 1715 - 2880/3528 = -1165/3528

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